1 //===-- Queue.cpp -----------------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/Target/Process.h"
11 #include "lldb/Target/Queue.h"
12 #include "lldb/Target/QueueList.h"
13 #include "lldb/Target/Thread.h"
14 #include "lldb/Target/SystemRuntime.h"
15 
16 using namespace lldb;
17 using namespace lldb_private;
18 
19 Queue::Queue (ProcessSP process_sp, lldb::queue_id_t queue_id, const char *queue_name) :
20     m_process_wp (),
21     m_queue_id (queue_id),
22     m_queue_name (),
23     m_running_work_items_count(0),
24     m_pending_work_items_count(0),
25     m_pending_items(),
26     m_dispatch_queue_t_addr(LLDB_INVALID_ADDRESS),
27     m_kind (eQueueKindUnknown)
28 {
29     if (queue_name)
30         m_queue_name = queue_name;
31 
32     m_process_wp = process_sp;
33 }
34 
35 Queue::~Queue ()
36 {
37 }
38 
39 queue_id_t
40 Queue::GetID ()
41 {
42     return m_queue_id;
43 }
44 
45 const char *
46 Queue::GetName ()
47 {
48     const char *result = NULL;
49     if (m_queue_name.size() > 0)
50         result = m_queue_name.c_str();
51     return result;
52 }
53 
54 uint32_t
55 Queue::GetIndexID ()
56 {
57     return m_queue_id;
58 }
59 
60 std::vector<lldb::ThreadSP>
61 Queue::GetThreads ()
62 {
63     std::vector<ThreadSP> result;
64     ProcessSP process_sp = m_process_wp.lock();
65     if (process_sp.get ())
66     {
67         for (ThreadSP thread_sp : process_sp->Threads())
68         {
69             if (thread_sp->GetQueueID() == m_queue_id)
70             {
71                 result.push_back (thread_sp);
72             }
73         }
74     }
75     return result;
76 }
77 
78 void
79 Queue::SetNumRunningWorkItems (uint32_t count)
80 {
81     m_running_work_items_count = count;
82 }
83 
84 uint32_t
85 Queue::GetNumRunningWorkItems () const
86 {
87     return m_running_work_items_count;
88 }
89 
90 
91 void
92 Queue::SetNumPendingWorkItems (uint32_t count)
93 {
94     m_pending_work_items_count = count;
95 }
96 
97 uint32_t
98 Queue::GetNumPendingWorkItems () const
99 {
100     return m_pending_work_items_count;
101 }
102 
103 void
104 Queue::SetLibdispatchQueueAddress (addr_t dispatch_queue_t_addr)
105 {
106     m_dispatch_queue_t_addr = dispatch_queue_t_addr;
107 }
108 
109 addr_t
110 Queue::GetLibdispatchQueueAddress () const
111 {
112     return m_dispatch_queue_t_addr;
113 }
114 
115 
116 const std::vector<lldb::QueueItemSP> &
117 Queue::GetPendingItems ()
118 {
119     if (m_pending_items.size() == 0)
120     {
121         ProcessSP process_sp = m_process_wp.lock();
122         if (process_sp && process_sp->GetSystemRuntime())
123         {
124             process_sp->GetSystemRuntime()->PopulatePendingItemsForQueue (this);
125         }
126     }
127     return m_pending_items;
128 }
129 
130 lldb::QueueKind
131 Queue::GetKind ()
132 {
133     return m_kind;
134 }
135 
136 void
137 Queue::SetKind (lldb::QueueKind kind)
138 {
139     m_kind = kind;
140 }
141